 
			 
			MCQOPTIONS
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				| 1. | Lattice energy of NaCl is | 
| A. | 600 kilo joule per mole | 
| B. | 787 kilo joule per mole | 
| C. | 900 kilojoule per mole | 
| D. | 500 kilo joule per ,ole | 
| Answer» C. 900 kilojoule per mole | |